
AI writing assistant for macOS that corrects grammar, translates between 500+ languages, and improves text directly within any app using customizable AI-powered rewrite actions.
RewriteBar is a macOS-native AI writing assistant designed to work seamlessly across all your applications. It helps you quickly improve clarity, tone, and correctness by applying AI-powered rewrites directly to selected text, without leaving the app you are using. Its primary purpose is to make high-quality writing and editing accessible in any workflow, from email and messaging to documents and web content.
The tool offers a range of context-aware actions, including grammar and spelling correction, style refinement, summarization, and expansion of ideas. It supports translation into over 500 languages, allowing users to adapt content for global audiences while preserving meaning and intent. RewriteBar is accessible via a simple keyboard shortcut, appearing as a compact bar over your current app so you can select an action and instantly replace or copy the improved text. Its integration with macOS ensures low friction, minimal UI clutter, and consistent behavior across native and web-based tools.
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